Event ID - 4285

Event Id4285
SourceMSExchangeMTA
DescriptionAn interoperability error occurred. Primitive related error reported by <directory name>, error code: <error code>. Contact Microsoft Technical Support. [<value> <value> <value> <value>] (14)
Event InformationThe diagnostics logging levels of the message transfer agent (MTA) interface and interoperability categories should be increased to create interoperability logs. These logs are text logs that consist of the binary contents of communication among MTAs in different sites and between MTA and client applications within a site. They are stored in the \Exchsrvr\Mtadata directory. The current log is always named Bf0.log. Prior logs are named Bfx.log, where x increases as the age of the log increases.
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